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<?php /** * UserIdentity represents the data needed to identity a user. * It contains the authentication method that checks if the provided * data can identity the user. */ class UserIdentity extends CUserIdentity { /** * Authenticates a user. * The example implementation makes sure if the username and password * are both 'demo'. * In practical applications, this should be changed to authenticate * against some persistent user identity storage (e.g. database). * @return boolean whether authentication succeeds. */ public function authenticate() { $users=array( // username => password 'demo'=>'demo', 'admin'=>'admin', ); if(!isset($users[$this->username])) $this->errorCode=self::ERROR_USERNAME_INVALID; else if($users[$this->username]!==$this->password) $this->errorCode=self::ERROR_PASSWORD_INVALID; else $this->errorCode=self::ERROR_NONE; return !$this->errorCode; } }